research Gas chromatography/mass spectrometry based hair steroid profiling may reveal pathogenesis in hair follicles of the scalp
Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.
Search
for
Sort by
Research
570-600 / 1000+ resultsresearch Gas Chromatography Tandem Mass Spectrometry for Biomarkers of Alcohol Abuse in Human Hair
A new method quickly detects alcohol use from hair in under an hour.
research Development of a new gas chromatography–mass spectrometry (GC–MS) methodology for the evaluation of 5α-reductase activity
A new method was developed to accurately measure enzyme activity related to prostate health.
research Optimizing therapeutic delivery of microneedles through gas-propelled technology
Gas-propelled microneedles can improve drug delivery efficiency and precision.
research Method development and estimation of minoxidil by gas chromatography
A new method using gas chromatography effectively measures minoxidil in drugs and biological samples.
research Gas-propelled anti-hair follicle aging microneedle patch for the treatment of androgenetic alopecia
A new microneedle patch helps treat hair loss by improving drug delivery to hair follicles.
research Experimental Investigation on Finasteride Microparticles Formation via Gas Antisolvent Process
Higher pressure significantly reduces Finasteride particle size.
research ADT-G as a promising biomarker for peripheral hyperandrogenism in adult female acne
ADT-G may be a useful indicator of increased androgen levels in women with acne and can be lowered with certain birth control pills.
research Substantiation of technological parameters of the oil extract obtained from Urtica dioica roots based on the yield determination of phytosterols using capillary gas chromatography method
The best way to extract oil from Urtica dioica roots is by using corn oil, a 1:5 ratio of raw material to extract, extracting for 6 hours, and using the maceration method.
research Capillary gas‐chromatographic determination of spermidine in hair lotion
The method effectively measures spermidine in hair lotions.
research Do Syrian conflict survivors show novel chronic cutaneous sequelae from chlorine gas exposure: A case report and literature review
Chlorine gas exposure can cause long-term skin issues.
research Determination of Residual Organic Solvents in Finasteride Raw Materials by Headspace Capillary Gas Chromatography
The method effectively detects residual solvents in finasteride raw materials.
research Assessment of Circulating Sex Steroid Levels in Prepubertal and Pubertal Boys and Girls by a Novel Ultrasensitive Gas Chromatography-Tandem Mass Spectrometry Method
Prepubertal girls have higher sex steroid levels than boys, possibly leading to earlier puberty.
research Development and validation of a new gas flame ionization detector method for the determination of finasteride in tablets
New method accurately measures finasteride in tablets.
research SCAR DUE TO SULFUR MUSTARD GAS ON THIGH WITH CHERRYANGIOMAS, DECREASED HAIR GROWTH AND PIGMENTARYDISORDER: A CASE REPORT
research Structural analysis of the outermost hair surface using TOF-SIMS with gas cluster ion beam sputtering
The hair's outermost surface has multiple layers of lipids and proteins.
research Determination of Residual Organic Solvents in Finasteride by Headspace Capillary Gas Chromatography
A new method accurately detects tiny amounts of chloroform and dichloromethane in finasteride.
research Testing for GHB in Hair by GC/MS/MS after a Single Exposure. Application to Document Sexual Assault
Hair testing can detect a single GHB exposure, useful for documenting sexual assault.
research Incorporation of Isotopically Labeled Cocaine and Metabolites into Human Hair: 1. Dose-Response Relationships
Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
research GC-MS determination of steroids related to androgen biosynthesis in human hair with pentafluorophenyldimethylsilyl–trimethylsilyl derivatisation
The method accurately measures certain steroids in human hair, showing different levels in males and females.
research Sex Steroids, Precursors, and Metabolite Deficiencies in Men With Isolated Hypogonadotropic Hypogonadism and Panhypopituitarism: A GCMS-Based Comparative Study
Men with isolated hypogonadotropic hypogonadism have partial steroid deficiencies, while those with panhypopituitarism have severe deficiencies.
research Laser hair removal for genital gender affirming surgery
Laser hair removal before genital surgery can prevent complications and improve patient satisfaction.
research Ultrastructural alterations and environmental exposure influence the opiate concentrations in hair of drug addicts
Environmental factors can greatly reduce drug levels in hair.
research Segmental Hair Analysis for 11-Nor- 9-Tetrahydrocannabinol-9-Carboxylic Acid and the Patterns of Cannabis Use
THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
research Novel Mutations in X-Linked Dominant Chondrodysplasia Punctata (CDPX2)
New mutations in the EBP gene cause CDPX2, affecting bones, skin, eyes, and hair, with females generally less affected than males.
![Synthesis of 5,6,6-[2H3]Finasteride and Quantitative Determination of Finasteride in Human Plasma at Picogram Level by an Isotope-Dilution Mass Spectrometric Method](/images/assets/0026b639-99a8-455a-a986-c39aa65abfa9/small/2087.jpg)
research Synthesis of 5,6,6-[2H3]finasteride and quantitative determination of finasteride in human plasma at picogram level by an isotope-dilution mass spectrometric method
Accurate method measures finasteride levels in human plasma using gas chromatography-mass spectrometry.
research Long-term detection of methyltestosterone (ab-) use by a yeast transactivation system
A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.
research Development of a new GC–MS/MS method for the determination of metformin in human hair
A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
research Age-Related Differences for Male-to-Female Transgender Patients Undergoing Gender-Affirming Surgery
Younger transgender women have surgery earlier, are mostly attracted to men, and show more preoperative depression that improves after surgery compared to older transgender women.
research Maximizing surgical outcomes with gender affirming hormone therapy in gender affirmation surgery
Gender affirming hormone therapy improves outcomes in gender affirmation surgery.